diff options
| author |   David Hildenbrand <dahi@linux.vnet.ibm.com> | 2015-11-24 13:02:52 +0100 |
|---|---|---|
| committer |   Christian Borntraeger <borntraeger@de.ibm.com> | 2016-06-10 12:07:24 +0200 |
| commit | 9c375490fc812ebdf3259ea2566c271d00544fc2 (patch) | |
| tree | c7c3b448c1abb91d437fc9d06a2c3ee967eda281 /drivers/s390/char | |
| parent | KVM: s390: enable PFMFI only if available (diff) | |
| download | linux-dev-9c375490fc812ebdf3259ea2566c271d00544fc2.tar.xz linux-dev-9c375490fc812ebdf3259ea2566c271d00544fc2.zip | |
s390/sclp: detect interlock-and-broadcast-suppression facility
Let's detect that facility.
Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: David Hildenbrand <dahi@linux.vnet.ibm.com>
Signed-off-by: Christian Borntraeger <borntraeger@de.ibm.com>
Diffstat (limited to 'drivers/s390/char')
| -rw-r--r-- | drivers/s390/char/sclp_early.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/s390/char/sclp_early.c b/drivers/s390/char/sclp_early.c index 500cbfd83541..d5b873c92ffc 100644 --- a/drivers/s390/char/sclp_early.c +++ b/drivers/s390/char/sclp_early.c @@ -120,6 +120,7 @@ static void __init sclp_facilities_detect(struct read_info_sccb *sccb) sclp.has_cmma = !!(sccb->fac116 & 0x40); sclp.has_esca = !!(sccb->fac116 & 0x08); sclp.has_pfmfi = !!(sccb->fac117 & 0x40); + sclp.has_ibs = !!(sccb->fac117 & 0x20); sclp.has_hvs = !!(sccb->fac119 & 0x80); if (sccb->fac85 & 0x02) S390_lowcore.machine_flags |= MACHINE_FLAG_ESOP; |